FR2646240B1 - Dispositif de discrimination d'echos diffuses en volume pour radar de mesure de distance fm/cw et application a un radioaltimetre - Google Patents

Dispositif de discrimination d'echos diffuses en volume pour radar de mesure de distance fm/cw et application a un radioaltimetre

Info

Publication number
FR2646240B1
FR2646240B1 FR8905336A FR8905336A FR2646240B1 FR 2646240 B1 FR2646240 B1 FR 2646240B1 FR 8905336 A FR8905336 A FR 8905336A FR 8905336 A FR8905336 A FR 8905336A FR 2646240 B1 FR2646240 B1 FR 2646240B1
Authority
FR
France
Prior art keywords
radioaltimeter
discrimination
application
distance measuring
measuring radar
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
FR8905336A
Other languages
English (en)
Other versions
FR2646240A1 (fr
Inventor
Raymond Strauch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thomson TRT Defense
Original Assignee
Thomson TRT Defense
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thomson TRT Defense filed Critical Thomson TRT Defense
Priority to FR8905336A priority Critical patent/FR2646240B1/fr
Priority to EP90200898A priority patent/EP0393760B1/fr
Priority to DE69010548T priority patent/DE69010548T2/de
Priority to US07/509,260 priority patent/US5016016A/en
Priority to JP2103276A priority patent/JPH02296176A/ja
Publication of FR2646240A1 publication Critical patent/FR2646240A1/fr
Application granted granted Critical
Publication of FR2646240B1 publication Critical patent/FR2646240B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/35—Details of non-pulse systems
    • G01S7/352—Receivers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
    • G01S13/341—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal wherein the rate of change of the transmitted frequency is adjusted to give a beat of predetermined constant frequency, e.g. by adjusting the amplitude or frequency of the frequency-modulating signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR8905336A 1989-04-21 1989-04-21 Dispositif de discrimination d'echos diffuses en volume pour radar de mesure de distance fm/cw et application a un radioaltimetre Expired - Lifetime FR2646240B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR8905336A FR2646240B1 (fr) 1989-04-21 1989-04-21 Dispositif de discrimination d'echos diffuses en volume pour radar de mesure de distance fm/cw et application a un radioaltimetre
EP90200898A EP0393760B1 (fr) 1989-04-21 1990-04-12 Dispositif de discrimination d'échos diffusés en volume pour radar de mesure de distance FM/CW et application à un radioaltimètre
DE69010548T DE69010548T2 (de) 1989-04-21 1990-04-12 Gerät zur Unterscheidung von im Raum gestreuten Echos für FM/CW-Entfernungsmess-Radar und Anwendung in einem Funkhöhenmesser.
US07/509,260 US5016016A (en) 1989-04-21 1990-04-13 Volume-scattered echo discrimination device for FM/CW range measuring radar and use in a radio altimeter
JP2103276A JPH02296176A (ja) 1989-04-21 1990-04-20 エコー弁別装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8905336A FR2646240B1 (fr) 1989-04-21 1989-04-21 Dispositif de discrimination d'echos diffuses en volume pour radar de mesure de distance fm/cw et application a un radioaltimetre

Publications (2)

Publication Number Publication Date
FR2646240A1 FR2646240A1 (fr) 1990-10-26
FR2646240B1 true FR2646240B1 (fr) 1991-06-14

Family

ID=9380996

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8905336A Expired - Lifetime FR2646240B1 (fr) 1989-04-21 1989-04-21 Dispositif de discrimination d'echos diffuses en volume pour radar de mesure de distance fm/cw et application a un radioaltimetre

Country Status (5)

Country Link
US (1) US5016016A (fr)
EP (1) EP0393760B1 (fr)
JP (1) JPH02296176A (fr)
DE (1) DE69010548T2 (fr)
FR (1) FR2646240B1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5387917A (en) * 1992-12-11 1995-02-07 Honeywell Inc. Radar fuze
US5477226A (en) * 1994-05-09 1995-12-19 Honeywell Inc. Low cost radar altimeter with accuracy enhancement
US5719582A (en) * 1994-10-21 1998-02-17 Honeywell Inc. Software/hardware digital signal processing (DSP) altimeter
FR2800878B1 (fr) * 1999-11-10 2003-06-13 Thomson Csf Methode de controle pour radioaltimetre de type fm/cw et radioaltimetre concu pour la mise en oeuvre de cette methode
CN104914430B (zh) * 2015-05-19 2017-04-19 西安电子科技大学 一种根据目标距离自适应选择发射阵元的阵列雷达系统
CN112255597B (zh) * 2020-09-28 2022-10-11 西南电子技术研究所（中国电子科技集团公司第十研究所） 机载雷达高度表辐射功率控制方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1557670A (fr) * 1967-09-11 1969-02-21
US4024541A (en) * 1970-09-08 1977-05-17 Sperry Rand Corporation Radar adaptive signal processor system
US3965428A (en) * 1971-01-04 1976-06-22 The United States Of America As Represented By The Secretary Of The Air Force Spectrum-shape discriminating on/off target indicator
US4200871A (en) * 1977-06-29 1980-04-29 Sperry Corporation Acquisition system for continuous-wave frequency modulation object detector
FR2557306B1 (fr) * 1983-12-23 1987-12-18 Thomson Csf Dispositif de discrimination d'echos radar
DE3414158A1 (de) * 1984-04-14 1985-10-24 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anordnung fuer ein gelaendefolgeradar
DE3510576A1 (de) * 1985-03-23 1986-09-25 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und anordnung zur unterdrueckung von regenechos bei einem gelaendefolgeradar

Also Published As

Publication number Publication date
DE69010548D1 (de) 1994-08-18
EP0393760B1 (fr) 1994-07-13
DE69010548T2 (de) 1995-01-05
JPH02296176A (ja) 1990-12-06
EP0393760A1 (fr) 1990-10-24
US5016016A (en) 1991-05-14
FR2646240A1 (fr) 1990-10-26

Similar Documents

Publication Publication Date Title
FR2482389B1 (fr) Dispositif d'indication de la presence de parole dans un signal
FR2435707B1 (fr) Dispositif de mesure de la densite d'un liquide
FR2512213B1 (fr) Procede et dispositif pour indiquer la presence d'un objet dans une zone de mesure
FR2596161B1 (fr) Dispositif de mesure pour la determination de la position d'un objet
FR2637400B1 (fr) Dispositif de traitement ameliore d'un signal echographique
FR2624330B1 (fr) Procede et dispositif pour l'indication visuelle de signaux vocaux stockes
FR2648570B3 (fr) Dispositif et procede pour mesurer l'azimut et le site d'un objet
FR2569004B1 (fr) Dispositif pour mesurer la masse d'un vehicule
IT8267625A0 (it) Procedimento per l'eliminazione dell'ambiguita'dalla misura di distanza in un radar doppler dispositivoper la sua attuazione e radar comprendente un siffatto dispositivo
FR2582825B1 (fr) Procede et dispositif pour la mesure du temps de propagation d'une onde
FR2468945B1 (fr) Systeme pour mesurer la conductivite d'un liquide et cartes d'echantillon pour un tel systeme
FR2606159B1 (fr) Dispositif radar pour mesurer la distance qui le separe d'un objet
JPS55104773A (en) Device for determining distance and velocity of obstacle
FR2644529B1 (fr) Dispositif pour indiquer une fixation incomplete et une fixation complete d'elements a visser
FR2565689B1 (fr) Procede et dispositif pour la determination du point de trouble d'un gazole
FR2515307B1 (fr) Dispositif d'encliquetage et de verrouillage pour raccord de tuyauterie demontable
FR2650389B1 (fr) Dispositif de mesure de deformation d'une membrane
FR2612297B1 (fr) Dispositif de laboratoire pour analyse necessitant la mise en contact transitoire d'une phase solide et d'une phase liquide
FR2603719B1 (fr) Dispositif de determination de la transformee numerique d'un signal
FR2646240B1 (fr) Dispositif de discrimination d'echos diffuses en volume pour radar de mesure de distance fm/cw et application a un radioaltimetre
FR2514136B1 (fr) Dispositif de mesure de force d'un vehicule
FR2510747B1 (fr) Dispositif pour la mesure de quantites d'air debitees
FR2615940B1 (fr) Procede et dispositif de determination d'une position de reference d'un mobile
FR2608772B1 (fr) Dispositif de mesure des caracteristiques d'un composant hyperfrequence
FR2628536B1 (fr) Dispositif de mesure d'un rayonnement de faible valeur

Legal Events

Date Code Title Description
ST Notification of lapse